MacBook Pro screen blinks

My new MacBook Pro display screen is blinking or flickering every few minutes now. I've only noticed it when I've switched to the integrated 9400M graphics processor. I don't recall seeing any blinks when using the discrete 9600M GPU. Usually it is only the top half or so of the display that blinks or flickers for a split second. Anyone else having the same problem?

MacBook Pro (Late 2008), Mac OS X (10.5.5), tv, iPhone, iPod Touch, et al

Posted on Nov 28, 2008 5:28 PM

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1,610 replies

Mar 2, 2011 11:55 PM in response to munchnstuf

Hi guys, I have the same problem with 9400 so I don't use it at all. But on 9600 it's another problem. Under particular conditions the screen starts blinking continiously and then all the system freezes.

I noticed that it happens when:

- Playing flash animations/video in browser;
- Playing resized (ONLY) video in VLC;
- Using Free Transform tool in Photoshop.

The last thing didn't happen since I've turned off the OpenGL in Photoshop options a few days ago. I have deleted Adobe Flash Player and watch videos without resizing them (in the original resolution). It's all fine but it's not a solution 😟

Ah. When I'm watching resized video (even if it's paused) and the screen starts blinking (if the video was playing at the moment it freezes) I still have a chance to save the situation by closing the video and everything returns to the normal state.

As it seems to me, the problem has something to do with OpenGL. AFAIK, it's impossible to turn off OpenGL globally in the Mac OS.

Mar 4, 2011 2:52 AM in response to sabatier1

Imagine all the money they spend by replacing all these components?

For getting Lion you need to have a Mac developer account. The release that is out is just a developer preview, still having lot of bugs and not yet optimized for performance... I hope they will work on that (1.5 GB taken so can't even think to install it on my MB Air...)

Mar 7, 2011 12:57 PM in response to dutchbb

I see another 10 pages of comments now since my last visit. Maybe this thread is going for the record length of an unanswered thread?

In my opinion Apple made a mistake with the design choices for this machine, and obviously they also know that now. On the other hand I think we as users are being a bit unreasonable to expect Apple to replace a whole model of laptop free of charge. They are not made of money. Anyway mistakes are inevitable with such cutting edge machines, and buyers always take some level of risk.

Hence I return to my previous suggestion for a settlement of this matter, i.e that Apple offers owners of this model a significant discount on the next.

How about it now Apple?
Wouldn't that be a sensible way to close the matter?

Mar 7, 2011 1:06 PM in response to Bill Spears

The problem with that Bill, is that it would likely be a temporary offer, and many of us MBP owners are just not interested in buying a new machine right now. But we should still be compensated if others are.

We are not sure if the problem can only be solved by replacing the whole laptop. Maybe they're still looking for the cause of the bug. They do not tell us anything, IMO that's the big problem. At least tell us what you know, as a customer we have the right to know.

Mar 7, 2011 2:00 PM in response to dutchbb

Well you are right of course not knowing what Apple is thinking is half the problem here, which they could put right immediately by delegating a senior person to discuss possible solutions here for mutual benefit, instead of being silent.

And the temporary solution could also be quite long lasting. After all not all of us can afford to replace our machines every 3 years as Apple seems to count on. And one has to consider that this faulty model was on sale for a year or more before the chipsets were upgraded.

I would imagine that if you turned up with a machine for exchange anytime before November 2016 (6 years after the start of this model) you should be able to get a discount. Surely that would be reasonable, wouldn't it? Better for Apple than losing this whole generation of users to windows 7.

Mar 7, 2011 11:35 PM in response to dutchbb

Well, I'm no expert, but I was always under the impression that you could replace graphics cards with a laptop, since they can go bad over time..... but I guess I was wrong, lol. Oh well.

But I am concerned with this issue, considering I am a college student and I am poor enough as it is, and I CAN NOT afford to get a new machine. This laptop was a graduation present from my parents, which I got it in July of 2009, and the guy that sold it to us did not inform us of any bugs that could occur after a long period of time with the machine. I am also questioning the method they used to diagnose my flickering issues. Watching a video for 5 hours on my machine? If they did that, it would have flickered. I have noticed it flickers when I have a video playing on youtube, or if I'm on a site with a lot of flash...

What disturbs me is that Apple hasn't given us a permanent solution to this problem. I love Macs over PCs, and I don't plan on converting back anytime soon. I just want a machine that I don't have to worry about every night...

Mar 8, 2011 6:25 AM in response to munchnstuf

Regardless of the cost to Apple (and I'm sure they're doing fine without us worrying about them), they should be held to account when products are faulty. You shouldn't have to live with this and I also don't think a discount is sufficient.

Apple won't respond here (it took me long enough to realise how it works), the forum is for us users and as far as possible Apple will take it on a case by case basis to avoid bad PR. That's the point here- if people are annoyed enough by this, don't gather and write a petition and then show it to Apple- gather and go to a consumer rights organisation (UK- consumer direct, Office of fair trading etc).

Personally speaking, I got a replacement as I was just within the warranty but if I hadn't I would still be expecting a solution at no cost to me as it's obviously a flaw on Apple's part. If I had no joy, I would have taken it further on an individual basis through a consumer rights route and encouraged the likes of you to email them and news/media sites your own experiences.

Don't settle for substandard products and don't bother getting angry here either- just take action that WILL actually force Apple to respond. The slightest hint of bad PR and you'd be surprised.

I love Apple products and all tech will have it's problems but they are not going to admit to any flaws without being forced to, and even then- they'll try to downplay it (think Antennagate on the iphone). Focus and make them do what they are obliged to do for their customer.

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MacBook Pro screen blinks

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